Q: Is 21,835 a Prime Number?
A: No, 21,835 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 21835 can be evenly divided by 1 5 11 55 397 1,985 4,367 and 21,835, with no remainder.
Since 21,835 cannot be divided by just 1 and 21,835, it is not a prime number.